# Pratt & Whitney W-S1H&S3H

- Type: Engine model (FAA registry)
- Registry code: 52012
- Manufacturer (registry): P&W
- Model: W-S1H&S3H
- Engine type: Reciprocating
- Power: 600 hp
- Installed in: 9 registered aircraft
- Page: https://openairdocs.org/engine/pratt-whitney-w-s1h-s3h

Model codes come from the FAA registry's reference file.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft (9)

- [N2269N](https://openairdocs.org/aircraft/N2269N): [Stearman Air Service LLC](https://openairdocs.org/faa-owner/STEARMAN%20AIR%20SERVICE%20LLC), [Portland, OR](https://openairdocs.org/faa-place/OR/Portland), built 1943, S/N 88-12427
- [N2945](https://openairdocs.org/aircraft/N2945): [Somers Charles Michael](https://openairdocs.org/faa-owner/SOMERS%20CHARLES%20MICHAEL), [Hillsboro, OR](https://openairdocs.org/faa-place/OR/Hillsboro), built 1946, S/N J-8
- [N40HS](https://openairdocs.org/aircraft/N40HS): [Henderson Brian](https://openairdocs.org/faa-owner/HENDERSON%20BRIAN), [Colorado Springs, CO](https://openairdocs.org/faa-place/CO/Colorado%20Springs), built 1940, S/N 2027
- [N6558D](https://openairdocs.org/aircraft/N6558D): [Western Warbirds LLC](https://openairdocs.org/faa-owner/WESTERN%20WARBIRDS%20LLC), [Prescott, AZ](https://openairdocs.org/faa-place/AZ/Prescott), built 1943, S/N 2878
- [N7757](https://openairdocs.org/aircraft/N7757): [Vintage Flying Machines Inc](https://openairdocs.org/faa-owner/VINTAGE%20FLYING%20MACHINES%20INC), [Huntington, IN](https://openairdocs.org/faa-place/IN/Huntington), built 1952, S/N CCF4-171
- [N777PV](https://openairdocs.org/aircraft/N777PV): [Centerline Holdings Inc](https://openairdocs.org/faa-owner/CENTERLINE%20HOLDINGS%20INC), [Camden, DE](https://openairdocs.org/faa-place/DE/Camden), built 1949, S/N J-49
- [N785H](https://openairdocs.org/aircraft/N785H): [Aukes Brian E](https://openairdocs.org/faa-owner/AUKES%20BRIAN%20E), [Huxley, IA](https://openairdocs.org/faa-place/IA/Huxley), built 1930, S/N 4022
- [N9790Z](https://openairdocs.org/aircraft/N9790Z): [American Airpower Heritage Fly Museu](https://openairdocs.org/faa-owner/AMERICAN%20AIRPOWER%20HERITAGE%20FLY%20MUSEU), [Dallas, TX](https://openairdocs.org/faa-place/TX/Dallas), S/N 3048
- [N9796Z](https://openairdocs.org/aircraft/N9796Z): [Antique Aircraft Aviation LLC](https://openairdocs.org/faa-owner/ANTIQUE%20AIRCRAFT%20AVIATION%20LLC), [Spring Grove, IL](https://openairdocs.org/faa-place/IL/Spring%20Grove), S/N AJ-935

## NTSB investigations (15)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CHI07CA142](https://openairdocs.org/ntsb/CHI07CA142), May 10, 2007: Canadian Car & Foundry Harvard MK IV (N7757), Peachtree City, GA, substantial damage. Probable cause: The pilot's failure to maintain directional control during the landing roll, resulting in a ground loop and subsequent left main gear collapse.
- [NTSB DCA06MA010](https://openairdocs.org/ntsb/DCA06MA010), Dec 19, 2005: Grumman G-73T (N2969), Miami, FL, destroyed, 20 fatal. Probable cause: The in-flight failure and separation of the right wing during normal flight, which resulted from (1) the failure of the Chalk's Ocean Airways maintenance program to identify and properly repair…
- [NTSB NYC04CA143](https://openairdocs.org/ntsb/NYC04CA143), Jun 18, 2004: Stearman 4E (N785H), Loganton, PA, substantial damage. Probable cause: The pilot's failure to maintain aircraft control during the landing roll, which resulted in a nose over. A factor was uneven terrain.
- [NTSB SEA95LA091](https://openairdocs.org/ntsb/SEA95LA091), Apr 4, 1995: North American SNJ-4 (N2269N), Prospect, OR, substantial damage. Probable cause: THE PILOT'S FAILURE TO MAINTAIN DIRECTIONAL CONTROL OF THE AIRPLANE DURING LANDING. CONTRIBUTING TO THE ACCIDENT WAS WET GRASS.
- [NTSB ANC92LA109](https://openairdocs.org/ntsb/ANC92LA109), Jul 22, 1992: De Havilland DHC-3 (N41755), Mcgrath, AK, substantial damage. Probable cause: THE FIRE IN THE ENGINE ACCESSORY DRIVE ASSEMBLY. FACTOR WAS THE ROUGH AN UNEVEN FORCED LANDING AREA.
- [NTSB ANC89IA099](https://openairdocs.org/ntsb/ANC89IA099), Jun 20, 1989: De Havilland DHC-3 (N41755), Palmer, AK, incident, no damage. Probable cause: INADEQUATE LUBRICATION WHICH RESULTED IN THE FAILURE OF THE HORIZONTAL STABILIZER'S TRIM ACTUATOR.
- [NTSB MIA87WA225](https://openairdocs.org/ntsb/MIA87WA225), Aug 14, 1987: Grumman G-73-T (N2969), Bimini, Bahamas, incident, no damage
- [NTSB MIA84IA147](https://openairdocs.org/ntsb/MIA84IA147), Apr 17, 1984: Grumman G-73T (N2969), Ft. Lauderdale, FL, incident, minor damage
- [NTSB MIA84IA077](https://openairdocs.org/ntsb/MIA84IA077), Feb 10, 1984: Grumman G-73 (N2969), West Palm Beach, FL, incident, no damage
- [NTSB ANC82FA081](https://openairdocs.org/ntsb/ANC82FA081), Sep 1, 1982: de Havilland DHC-3 (N41755), Near Skwentna, AK, substantial damage
- [NTSB FTW81DPJ31](https://openairdocs.org/ntsb/FTW81DPJ31-124884), Jun 27, 1981: N Amer Avn AT-6 (N9790Z), Chickasha, OK, substantial damage
- [NTSB ANC66A0024](https://openairdocs.org/ntsb/ANC66A0024), Dec 20, 1965: Grumman G-73 (N1208), Bethel, AK, substantial damage
- [NTSB ANC65I0030](https://openairdocs.org/ntsb/ANC65I0030), Dec 4, 1964: Grumman G-73 (N1208), Bethel, AK, incident, minor damage
- [NTSB UNK64X0993](https://openairdocs.org/ntsb/UNK64X0993), Mar 20, 1964: Grumman G73 (N2954), West Palm Bc, FL, substantial damage
- [NTSB UNK64X0992](https://openairdocs.org/ntsb/UNK64X0992), Mar 20, 1964: Grumman G73 (N2954), W Palm Beach, FL, substantial damage

## FAA accident and incident reports (14)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20070510009029A](https://openairdocs.org/incident/20070510009029A), May 10, 2007: Namer HARVARDMK4 (N7757), Atlanta, GA, Substantial damage. (-23) On 05/10/2007, the pilot [privacy data omitted] was flying aircraft, N7757 a canadian car & foundry, harvard mk iv, serial number CCF4-171 at Falcon…
- [Accident 20051219032779A](https://openairdocs.org/incident/20051219032779A), Dec 19, 2005: Gulstm G73 (N2969), Miami, FL, Destroyed, 20 fatal. (-23) Inflight separation of right wing after takeoff from water.
- [Incident 20041112032599I](https://openairdocs.org/incident/20041112032599I), Nov 12, 2004: Gulstm G73 (N2969), Ft Lauderdale, FL, Minor damage. (-23) When landing gear was extended there was a loud bang from the left maingear area. Crew investigated, and found upper section of left main gear separated…
- [Accident 20040618021139A](https://openairdocs.org/incident/20040618021139A), Jun 18, 2004: Strman 4E (N785H), Loganton, PA, Substantial damage. (-23) On June 18, 2004 at 1630 with visual meteorological conditions prevailing, Mr. Alan lopez was landing N785H, a stearman-4-E to the west, on a grass…
- [Incident 20020921029089I](https://openairdocs.org/incident/20020921029089I), Sep 21, 2002: Gulstm G73 (N2969), Ft Lauderdale, FL, Minor damage. (-23) Flying boat inc. flight 501 was on a flight from pid (paradise island-bahamas) to fll (ft. Lauderdale, Florida) when the crew noticed hydraulic quantity…
- [Incident 19970704029589I](https://openairdocs.org/incident/19970704029589I), Jul 4, 1997: Gulstm G73 (N2945), Winters/Davis/W, CA, Substantial damage. Narrative: upon arrival at ksql, pilot discovered a total hydraulic failure. After attempting to pump the landing gear down, all three gears became unlocked…
- [Accident 19950404013839A](https://openairdocs.org/incident/19950404013839A), Apr 4, 1995: Namer SNJ4 (N2269N), Prospect, OR, Substantial damage. On test flight of rebuilt plane. Made wheel landing, lost control when tail came down. Exited runway. Struck berm.
- [Accident 19920722026779A](https://openairdocs.org/incident/19920722026779A), Jul 22, 1992: Dhav DHC3 (N41755), Mcgrath, AK, Substantial damage. Smelled smoke. Engine slowly lost power. Force landed in dry river bed. Put engine fire out in accessory section.
- [Incident 19890620057679I](https://openairdocs.org/incident/19890620057679I), Jun 20, 1989: Dhav DHC3 (N41755), Palmer, AK. Loud bang in tail area. Pitch down occured. Both pilots on yoke to land. Stabilizer actuator trim screw failed.
- [Incident 19870814062149I](https://openairdocs.org/incident/19870814062149I), Aug 14, 1987: Gulstm G73 (N2969), Bimini, FL. Forced landing on open sea after pilots mismanaged the fuel system. Attempted to feed both engines from right tank.
- [Incident 19840210010739I](https://openairdocs.org/incident/19840210010739I), Feb 10, 1984: Gulstm G73 (N2969), West Palm Beach, FL. Lost elevator trim while descending. Extreme shaking of control column. Found shaft sheared at actuator rivet hold.
- [Accident 19820831043029A](https://openairdocs.org/incident/19820831043029A), Aug 31, 1982: Dhav DHC3 (N41755), Skwentna, AK, Substantial damage. Crash occurred when aircraft struck log during emergency landing on sandbar after engine failure.
- [Accident 19810627045859A](https://openairdocs.org/incident/19810627045859A), Jun 27, 1981: Namer AT6 (N9790Z), Chickasha, OK, Substantial damage. Made premature tail low liftoff. Came back down on one wheel and wing tip. Aborted takeoff.
- [Incident 19780107001499I](https://openairdocs.org/incident/19780107001499I), Jan 7, 1978: Namer HARVARDMK4 (N7757), Van Nuys, CA, Minor damage. Aircraft taxied into parked car.

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